Month Sterling (millions) 2008-01-31 27990 2008-02-29 27126 2008-03-31 23742 2008-04-30 24258 2008-05-31 24784 2008-06-30 24656 2008-07-31 24562 2008-08-31 25732 2008-09-30 25450 2008-10-31 25840 2008-11-30 26328 2008-12-31 24867 2009-01-31 26108 2009-02-28 27188 2009-03-31 25322 2009-04-30 25504 2009-05-31 25633 2009-06-30 25422 2009-07-31 25035 2009-08-31 22526 2009-09-30 22313 2009-10-31 22146 2009-11-30 24146 2009-12-31 23501